window assist rod

Home Owner from Murphy NC
round cylinder 3/8" (dia) Retract total length 18-1\8 or extend total length 34-1/2" with twisted inner rod which can be twist(spring load ) to assist window to rise and lower
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Tom
Tom from SWISCO
SWISCO
Expert

Hello! If your spiral balance tube is 3/8" in diameter, and given that it appears to be for a tilt window, I suggest our Series 900. With a length of 18-1/8" you can round down to our 18" version perfectly fine.

Look it over and please let me know if you had any questions.

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